Java 軟件工程師

About the role

We operate a hotel B2B platform that we have developed and operated independently. The system has been running stably for 15 years, serving over 1 million hotel partners, and is a mature, business-critical production system. We are inviting a Backend Java Engineer to join our Hong Kong technology development team to maintain and continuously evolve this platform. You will develop new features according to business requirements, optimise performance and stability, and gradually refactor parts of the codebase. This role is backend-focused and does not involve any frontend framework development.

Work Location: You will be required to undergo training at the Guangzhou headquarters for the first six months of employment. Upon completion of the training, you will return to the Hong Kong office for long-term work.

Key responsibilities

• Design, develop and maintain backend services and APIs for the hotel B2B platform using Java
• Maintain and optimise existing production systems: fix issues, enhance features, and tune performance
• Participate in system architecture design, database structure design and SQL query optimisation
• Collaborate directly with product managers and business teams to translate requirements into usable features
• Conduct code reviews and write clear technical documentation
• Investigate and resolve production environment incidents and long-standing technical issues

About you

• Bachelor's degree in Computer Science, Software Engineering or related discipline (equivalent hands-on experience will also be considered)
• 3 or more years of hands-on Java backend development experience
• Proficiency in Java 21 and Spring ecosystem (Spring Boot / Spring MVC / MyBatis or Hibernate)
• Solid experience with relational databases, specifically MySQL, including structure design and SQL performance optimisation
• Familiarity with Git, Maven or Gradle, and development and deployment in Linux environments
• Good written and conversational ability in both Chinese and English (Cantonese/Mandarin acceptable)
• Legal right to work in Hong Kong

Benefits

• Five-day work week
• Annual leave and Hong Kong public holidays
• Mandatory Provident Fund (MPF) contribution
• Medical insurance